Table 1.

Difference in Total Performance Score by Hospital Category

Hospital Category	Mean TPS	Standard Deviation	95% CI for Mean TPS	F-test statistic p-value	Mean TPS Difference between healthcare delivery models (95% CI)
POSH				< 0.0001
Yes	64.11	14.13	61.83 to 66.38		23.18	(20.87 to 25.50)
No	40.92	11.74	40.49 to 41.34		−23.18	(−25.50 to −20.87)
Kaiser Owned				< 0.0001
Yes	60.79	10.51	56.56 to 65.03		19.30	(15.04 to 23.55)
No	41.49	12.41	41.06 to 41.93		−19.30	(−23.55 to −15.04)
USNWR				0.3007
Yes	45.16	6.56	38.59 to 51.74		3.47	(−3.11 to 10.07)
No	41.68	12.56	41.24 to 42.13		−3.47	(−10.07 to 3.11)
UHC affiliated				< 0.0001
Yes	36.84	8.33	34.51 to 39.17		−5.03	(−7.40 to −2.66)
No	41.88	12.64	41.43 to 42.33		5.03	(2.66 to 7.40)
ACO Hospital				0.7350
Yes	41.33	12.92	39.12 to 43.54		−0.38	(−2.64 to 1.86)
No	41.72	12.53	41.27 to 42.17		0.38	(−1.86 to 2.64)

TPS- Total Performance Score; CI- Confidence interval; POSH- Physician-owned surgical hospital; USNWR- US News and World Report; UHC- University HealthSystem Consortium; ACO-Accountable Care Organization